code: def test_tangent_sphere_to_simplex_after_tangent_simplex_to_sphere(
      self, n_points, atol
  ):
      base_point = self.data_generator.random_point(n_points)
      tangent_vec = self.data_generator.random_tangent_vec(base_point)
  
      tangent_vec_sphere = self.space.metric.tangent_simplex_to_sphere(
          tangent_vec, base_point
      )
      base_point_sphere = self.space.metric.simplex_to_sphere(
          base_point
      )
  
      tangent_vec_ = self.space.metric.tangent_sphere_to_simplex(
          tangent_vec_sphere, base_point_sphere
      )
      self.assertAllClose(tangent_vec_, tangent_vec, atol=atol)
  
imports: import pytest
  import geomstats.backend
  from geomstats.test.vectorization import generate_vectorization_data
  from geomstats.test_cases.geometry.base import LevelSetTestCase
  from geomstats.test_cases.geometry.riemannian_metric import RiemannianMetricTestCase
  from geomstats.test_cases.information_geometry.base import InformationManifoldMixinTestCase
label_desc: Use image node_id 13 for calling the MultinomialMetricTestCase obj's underlying member method code with example usage: obj.test_tangent_sphere_to_simplex_after_tangent_simplex_to_sphere(n_points, atol) without return types